Crystalpro Turtle Minerals is a extremely concentrated and balanced mixture of minerals required for Turtles and all freshwater creatures. Contains all the minerals needed necessary for better turtle health and growth. Helps them develop better shells. Brigthens their colors, electrolytes the water, improves respiration and makes your turtle happier, healthier and more active. Instructions: Add 1ml for 10 liters at first use. Then add 1 ml for every 5 liters once a week. Cautions: Keep out of reach of children. Not for human consumption. When eye or skin contact, wash with plenty of water. Keep it cool. Do not freeze. Approximately 15 drops is 1ml, a bottle cap is 7ml. Shake the bottle well before use. Do not overdose. In this case, change the water. Ingredients: Calcium, magnesium, sodium, potassium, boron, iodine and trace elements.